Do we need to say, "Don't read this if you care about the Marvel Cinematic Universe, but somehow you haven't seen Avengers: Endgame yet"? OK, fine. Don't read this if you care about the Marvel Cinematic Universe, but somehow you haven't seen Avengers: Endgame yet. Major spoilers lie ahead

Yeah, we agree with #DontSpoilTheEndgame. We haven't seen it yet, either. But Marvel has dropped more than a few clues via trailers and posters. So, here are some things that we know going into Avengers: Endgame, which officially opens today (April 25).